Well to answer your question miss some of the companies or Charitys that helped Puerto Rico recover from hurricane Maria would be-mercy corps, Oxfam,Red cross,and the military also was a big part.:)
Starbucks will give 250,000 dollars. Google matched them and will give 250,000 Lowe’s is donating 500,000 dollars AT&T and T-mobile are waiving cell phone charges in the affected areas.